Answer:
See explanation below.
Step-by-step explanation:
a. Opportunity cost is a term in economic, which is used to express cost, in terms of forgone alternatives.
For this landowner , the opportunity , or implicit cost of growing corn is $148,000 [$400 per acre × 370 acres] from renting the land.
b. The opportunity cost or implicit cost of growing soya beans is $148,000 [$400 × 370 acres] from renting the land.
c. The landowner maximizes economic surplus by renting the land.